| /* |
| * Copyright (c) 2008, Edward Yakop. All Rights Reserved. |
| * Copyright (c) 2014-2015, Paul Merlin. All Rights Reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or |
| * implied. |
| * |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.qi4j.tools.model.descriptor; |
| |
| import java.util.LinkedList; |
| import java.util.List; |
| import org.qi4j.api.structure.LayerDescriptor; |
| import org.qi4j.functional.HierarchicalVisitor; |
| import org.qi4j.functional.VisitableHierarchy; |
| |
| import static org.qi4j.api.util.NullArgumentException.validateNotNull; |
| |
| /** |
| * Layer Detail Descriptor. |
| * <p> |
| * Visitable hierarchy with Activators and Modules children. |
| */ |
| public final class LayerDetailDescriptor |
| implements ActivateeDetailDescriptor, VisitableHierarchy<Object, Object> |
| { |
| private final LayerDescriptor descriptor; |
| private ApplicationDetailDescriptor application; |
| private final List<LayerDetailDescriptor> usedLayers = new LinkedList<>(); |
| private final List<ActivatorDetailDescriptor> activators = new LinkedList<>(); |
| private final List<ModuleDetailDescriptor> modules = new LinkedList<>(); |
| |
| LayerDetailDescriptor( LayerDescriptor descriptor ) |
| throws IllegalArgumentException |
| { |
| validateNotNull( "LayerDescriptor", descriptor ); |
| this.descriptor = descriptor; |
| } |
| |
| /** |
| * @return Descriptor of this {@code LayerDetailDescriptor}. Never return {@code null}. |
| * |
| * @since 0.5 |
| */ |
| public final LayerDescriptor descriptor() |
| { |
| return descriptor; |
| } |
| |
| /** |
| * @return Used layers of this {@code LayerDetailDescriptor}. Never return {@code null}. |
| * |
| * @since 0.5 |
| */ |
| public final Iterable<LayerDetailDescriptor> usedLayers() |
| { |
| return usedLayers; |
| } |
| |
| /** |
| * @return Layers that used this layer. |
| */ |
| public final List<LayerDetailDescriptor> usedBy() |
| { |
| List<LayerDetailDescriptor> usedBy = new LinkedList<>(); |
| for( LayerDetailDescriptor layer : application.layers() ) |
| { |
| if( layer.usedLayers.contains( this ) ) |
| { |
| usedBy.add( layer ); |
| } |
| } |
| return usedBy; |
| } |
| |
| @Override |
| public Iterable<ActivatorDetailDescriptor> activators() |
| { |
| return activators; |
| } |
| |
| /** |
| * @return Modules of this {@code LayerDetailDescriptor}. Never return {@code null}. |
| */ |
| public final Iterable<ModuleDetailDescriptor> modules() |
| { |
| return modules; |
| } |
| |
| /** |
| * @return Application that owns this {@code LayerDetailDescriptor}. Never return {@code null}. |
| */ |
| public final ApplicationDetailDescriptor application() |
| { |
| return application; |
| } |
| |
| final void setApplication( ApplicationDetailDescriptor descriptor ) |
| { |
| validateNotNull( "ApplicationDetailDescriptor", descriptor ); |
| application = descriptor; |
| } |
| |
| final void addActivator( ActivatorDetailDescriptor descriptor ) |
| { |
| validateNotNull( "ActivatorDetailDescriptor", descriptor ); |
| descriptor.setLayer( this ); |
| activators.add( descriptor ); |
| } |
| |
| final void addUsedLayer( LayerDetailDescriptor descriptor ) |
| { |
| validateNotNull( "LayerDetailDescriptor", descriptor ); |
| usedLayers.add( descriptor ); |
| } |
| |
| final void addModule( ModuleDetailDescriptor descriptor ) |
| { |
| validateNotNull( "ModuleDetailDescriptor", descriptor ); |
| descriptor.setLayer( this ); |
| modules.add( descriptor ); |
| } |
| |
| @Override |
| public <ThrowableType extends Throwable> boolean accept( HierarchicalVisitor<? super Object, ? super Object, ThrowableType> visitor ) |
| throws ThrowableType |
| { |
| if( visitor.visitEnter( this ) ) |
| { |
| for( ActivatorDetailDescriptor activator : activators ) |
| { |
| if( !activator.accept( visitor ) ) |
| { |
| break; |
| } |
| } |
| for( ModuleDetailDescriptor module : modules ) |
| { |
| if( !module.accept( visitor ) ) |
| { |
| break; |
| } |
| } |
| } |
| return visitor.visitLeave( this ); |
| } |
| |
| @Override |
| public final String toString() |
| { |
| return descriptor.name(); |
| } |
| } |